Q1. यदि आव्यूह A = \beginbmatrix 1-i & i \\ -i & 1-i \endbmatrix जहाँ i = √(-1) है, तो निम्नलिखित में से कौन-सा एक सही है ?
- (a) A हर्मिटीय है
- (b) A विषम-हर्मिटीय है
- (c) (\barA)T + A हर्मिटीय है
- (d) (\barA)T + A विषम-हर्मिटीय है
| Detail | Information |
|---|---|
| Examination | National Defence Academy and Naval Academy Examination (I) & (II), 2020 |
| Year | 2020 |
| Conducting Body | UPSC |
| Paper | Mathematics |
| Subject | Mathematics |
| Duration | 2 Hours |
| Maximum Marks | 300 |
| Number of Questions | 120 |
| Question Type | Objective (MCQ) |
This document contains the official Mathematics question paper for the National Defence Academy and Naval Academy Examination (NDA NA) held in 2020 by UPSC. The paper is designed for aspirants seeking admission to the NDA and NA. It comprises 120 objective-type questions, with each question carrying equal marks. The total maximum marks for the paper are 300, and candidates are allotted two hours and thirty minutes to complete it. The questions are presented in both Hindi and English. Negative marking is applicable for incorrect answers, with one-third of the marks deducted for each wrong response. This paper is a crucial resource for candidates preparing for the NDA NA examination, offering insights into the exam's structure, difficulty, and subject coverage.
Scanned pages 1–2 for reference. Download the official PDF for the full paper.
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This question paper is for the National Defence Academy and Naval Academy Examination (NDA NA).
This is the NDA NA Mathematics question paper from the year 2020.
The NDA NA examination is conducted by the Union Public Service Commission (UPSC).
The subject of this question paper is Mathematics.
There are 120 questions in the NDA NA Mathematics paper.
The maximum marks for the NDA NA Mathematics paper are 300.